Home / 57,975.21-86,961.87-22,915.17

Finding the Fourth Proportional to 57,975.21, 86,961.87 and 22,915.17

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Solution

The fourth proportional to 57,975.21, 86,961.87 and 22,915.17 is: 34,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,975.21 : 86,961.87 = 22,915.17 : x
  2. Step 2: Convert to fraction form
    57,975.21/86,961.87 = 22,915.17/x
  3. Step 3: Cross multiply
    57,975.21x = 86,961.87 × 22,915.17
  4. Step 4: Simplify right side
    57,975.21x = 1,992,746,034.57
  5. Step 5: Solve for x
    x = 1,992,746,034.57/57,975.21
  6. Step 6: Final answer
    x = 34,372.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.